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HomeProduct name list4-Cyanobenzoic acid

4-Cyanobenzoic acid

Synonym(s):4-Cyanobenzoic acid;Terephthalic acid mononitrile

  • CAS NO.:619-65-8
  • Empirical Formula: C8H5NO2
  • Molecular Weight: 147.13
  • MDL number: MFCD00002528
  • EINECS: 210-606-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-12-18 14:08:57
4-Cyanobenzoic acid Structural

What is 4-Cyanobenzoic acid?

Chemical properties

white powder

The Uses of 4-Cyanobenzoic acid

An inhibitor. The studies show that 4-cyanobenzaldehyde and 4-cyanobenzoic acid can inhibit both the monophenolase activity and the diphenolase activity of mushroom tyrosinase.

The Uses of 4-Cyanobenzoic acid

4-Cyanobenzoic acid is used as an inhibitor. 4-cyanobenzaldehyde and 4-cyanobenzoic acid can inhibit both the monophenolase activity and the diphenolase activity of mushroom tyrosinase.

Synthesis Reference(s)

Tetrahedron Letters, 31, p. 7223, 1990 DOI: 10.1016/S0040-4039(00)97285-X

Purification Methods

Crystallise the acid from water and dry it in a vacuum desiccator over Sicapent. [Beilstein 9 IV 3324.]

Properties of 4-Cyanobenzoic acid

Melting point: 219-221 °C (dec.)(lit.)
Boiling point: 267.22°C (rough estimate)
Density  1.3067 (rough estimate)
refractive index  1.5510 (estimate)
storage temp.  Store below +30°C.
solubility  Soluble in methanol.
pka 3.55(at 25℃)
form  Crystalline Powder
color  White to yellow-beige
Sensitive  Air Sensitive
BRN  1862865
Stability: Stable. Incompatible with strong oxidizing agents, strong acids, strong bases.
CAS DataBase Reference 619-65-8(CAS DataBase Reference)
NIST Chemistry Reference Benzoic acid, 4-cyano-(619-65-8)
EPA Substance Registry System Benzoic acid, 4-cyano- (619-65-8)

Safety information for 4-Cyanobenzoic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 4-Cyanobenzoic acid

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